Hollis 212/321/221/100LX/150LX/200LX, 2nd Stage Kit
$31.00
Service your Hollis second stage properly with this genuine factory parts kit, compatible with the 212, 321, 221, 100LX, 150LX, and 200LX models. Contains all O-rings, seats, and wear components needed for a complete second stage overhaul — restoring the smooth, effortless breathing performance your Hollis regulator was built for. Use genuine parts for a proper, spec-correct service.
- Compatible with Hollis 212, 321, 221, 100LX, 150LX, and 200LX second stages
- Complete O-ring and wear parts for full annual second stage service
- Genuine Hollis factory replacement components
- Required for proper annual overhaul to manufacturer spec